EP1518001A4 - Super formable high strength steel sheet and method of manufacturing thereof - Google Patents

Super formable high strength steel sheet and method of manufacturing thereof

Info

Publication number
EP1518001A4
EP1518001A4 EP03761856A EP03761856A EP1518001A4 EP 1518001 A4 EP1518001 A4 EP 1518001A4 EP 03761856 A EP03761856 A EP 03761856A EP 03761856 A EP03761856 A EP 03761856A EP 1518001 A4 EP1518001 A4 EP 1518001A4
Authority
EP
European Patent Office
Prior art keywords
manufacturing
steel sheet
high strength
strength steel
formable high
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP03761856A
Other languages
German (de)
French (fr)
Other versions
EP1518001A1 (en
Inventor
Hee-Jae Kang
Sang-Ho Han
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Posco Holdings Inc
Original Assignee
Posco Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP1518001A1 publication Critical patent/EP1518001A1/en
Publication of EP1518001A4 publication Critical patent/EP1518001A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0447—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment
    • C21D8/0473—Final recrystallisation annealing
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0426—Hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0436—Cold rolling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
EP03761856A 2002-06-28 2003-06-27 Super formable high strength steel sheet and method of manufacturing thereof Withdrawn EP1518001A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20020036625 2002-06-28
KR2002036625 2002-06-28
PCT/KR2003/001260 WO2004003247A1 (en) 2002-06-28 2003-06-27 Super formable high strength steel sheet and method of manufacturing thereof

Publications (2)

Publication Number Publication Date
EP1518001A1 EP1518001A1 (en) 2005-03-30
EP1518001A4 true EP1518001A4 (en) 2006-01-11

Family

ID=29997397

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03761856A Withdrawn EP1518001A4 (en) 2002-06-28 2003-06-27 Super formable high strength steel sheet and method of manufacturing thereof

Country Status (6)

Country Link
US (2) US20040250930A1 (en)
EP (1) EP1518001A4 (en)
JP (1) JP4414883B2 (en)
KR (1) KR100979020B1 (en)
CN (1) CN1273632C (en)
WO (1) WO2004003247A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060037677A1 (en) * 2004-02-25 2006-02-23 Jfe Steel Corporation High strength cold rolled steel sheet and method for manufacturing the same
JP4613618B2 (en) * 2004-02-25 2011-01-19 Ｊｆｅスチール株式会社 High-strength cold-rolled steel sheet excellent in deep drawability and its manufacturing method
JP4559918B2 (en) 2004-06-18 2010-10-13 新日本製鐵株式会社 Steel plate for tin and tin free steel excellent in workability and method for producing the same
JP4561200B2 (en) * 2004-06-30 2010-10-13 Ｊｆｅスチール株式会社 High-strength cold-rolled steel sheet with excellent secondary work brittleness resistance and manufacturing method thereof
KR100723163B1 (en) * 2005-05-03 2007-05-30 주식회사 포스코 Cold rolled steel sheet having reduced plane anisotropy and process for producing the same
WO2006118423A1 (en) * 2005-05-03 2006-11-09 Posco Cold rolled steel sheet having superior formability , process for producing the same
KR100685030B1 (en) 2005-07-08 2007-02-20 주식회사 포스코 Steel sheet for deep drawing having excellent resistance to secondary work embrittlement, fatigue property and coatability, and method for manufacturing the same
KR100685037B1 (en) * 2005-09-23 2007-02-20 주식회사 포스코 Bake-hardenable cold rolled steel sheet with superior strength and aging resistance, galvannealed steel sheet using the cold rolled steel sheet and method for manufacturing the cold rolled steel sheet
KR100711362B1 (en) * 2005-12-07 2007-04-27 주식회사 포스코 High strength thin steel sheet having excellent plating and elongation property and the method for manufacturing the same
KR101066673B1 (en) * 2008-09-29 2011-09-21 현대제철 주식회사 Method for producing of cold steel sheet having good surface quality
CN102912227A (en) * 2012-10-23 2013-02-06 鞍钢股份有限公司 Soft tinning raw steel plate and manufacture method thereof
KR101611695B1 (en) 2013-12-20 2016-04-14 주식회사 포스코 High-strength thin steel sheet having excellent drawability and method for manufacturing the same
CN107928720B (en) * 2017-12-27 2019-10-11 海盐纵诚物资有限公司 Surgical operation tool
KR102276818B1 (en) * 2018-04-02 2021-07-15 닛폰세이테츠 가부시키가이샤 A metal plate, a manufacturing method of a metal plate, a manufacturing method of a molded article of a metal plate, and a molded article of a metal plate
CN108998723A (en) * 2018-06-14 2018-12-14 河钢股份有限公司 A kind of high temperature resistant accelerated ag(e)ing steel plate and its production method
KR102484978B1 (en) * 2020-12-11 2023-01-05 주식회사 포스코 High strength galvannealed steel sheet having excellent powdering resistance and manufacturing method for the same
KR102451002B1 (en) * 2020-12-15 2022-10-11 주식회사 포스코 Plated steel sheet having excellent strength, formability and surface property and method for manufacturing the same

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0108268A1 (en) * 1982-10-08 1984-05-16 Nippon Steel Corporation Method for the production of cold rolled steel sheet having super deep drawability
JPH059587A (en) * 1990-11-15 1993-01-19 Nippon Steel Corp Production of high strength galvannealed steel sheet excellent in workability
US6316127B1 (en) * 1999-04-27 2001-11-13 Kobe Steel, Ltd. Galvanized steel sheet superior in ductility and process for production thereof
KR20020047573A (en) * 2000-12-13 2002-06-22 이구택 Manufactuing method of high strength cold rolled steel sheets for good drawability extra deep drawing quality

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63243226A (en) * 1987-03-31 1988-10-11 Kawasaki Steel Corp Production of cold rolled steel sheet for ultra-deep drawing having excellent resistance to brittleness by secondary operation
JPH02173242A (en) 1988-12-26 1990-07-04 Kawasaki Steel Corp High tensile cold rolled steel sheet for working and its production
JP3043883B2 (en) 1992-02-25 2000-05-22 川崎製鉄株式会社 Method for producing high-strength cold-rolled steel sheet and galvanized steel sheet with excellent deep drawability
JP3280692B2 (en) * 1992-03-04 2002-05-13 川崎製鉄株式会社 Manufacturing method of high strength cold rolled steel sheet for deep drawing
JPH05263185A (en) 1992-03-23 1993-10-12 Nippon Steel Corp High strength cold rolled steel sheet and galvanized high strength cold rolled steel sheet good in formability, and their manufacture
US5360493A (en) * 1992-06-08 1994-11-01 Kawasaki Steel Corporation High-strength cold-rolled steel sheet excelling in deep drawability and method of producing the same
US5690755A (en) * 1992-08-31 1997-11-25 Nippon Steel Corporation Cold-rolled steel sheet and hot-dip galvanized cold-rolled steel sheet having excellent bake hardenability, non-aging properties at room temperature and good formability and process for producing the same
JP3446001B2 (en) 1996-12-04 2003-09-16 Ｊｆｅスチール株式会社 Method for producing cold-rolled steel sheet and hot-dip galvanized steel sheet with excellent workability
CA2310335C (en) * 1998-09-29 2009-05-19 Kawasaki Steel Corporation High strength thin steel sheet, high strength galvannealed steel sheet and manufacturing method thereof
WO2001020051A1 (en) * 1999-09-16 2001-03-22 Nkk Corporation Steel thin plate having high strength and method for production thereof
EP1143019B1 (en) * 1999-09-29 2014-11-26 JFE Steel Corporation Method for manufacturing a coiled steel sheet
CN1190513C (en) * 2000-06-20 2005-02-23 杰富意钢铁株式会社 Thin steel sheet and method for prodn. thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0108268A1 (en) * 1982-10-08 1984-05-16 Nippon Steel Corporation Method for the production of cold rolled steel sheet having super deep drawability
JPH059587A (en) * 1990-11-15 1993-01-19 Nippon Steel Corp Production of high strength galvannealed steel sheet excellent in workability
US6316127B1 (en) * 1999-04-27 2001-11-13 Kobe Steel, Ltd. Galvanized steel sheet superior in ductility and process for production thereof
KR20020047573A (en) * 2000-12-13 2002-06-22 이구택 Manufactuing method of high strength cold rolled steel sheets for good drawability extra deep drawing quality

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Section Ch Week 200301, Derwent World Patents Index; Class M, Page 24, AN 2003-011023, XP002352727 *
PATENT ABSTRACTS OF JAPAN vol. 017, no. 274 (C - 1064) 27 May 1993 (1993-05-27) *
See also references of WO2004003247A1 *

Also Published As

Publication number Publication date
US20080210346A1 (en) 2008-09-04
US20040250930A1 (en) 2004-12-16
JP4414883B2 (en) 2010-02-10
US7806998B2 (en) 2010-10-05
CN1273632C (en) 2006-09-06
CN1578845A (en) 2005-02-09
EP1518001A1 (en) 2005-03-30
KR20040002768A (en) 2004-01-07
KR100979020B1 (en) 2010-08-31
JP2005520054A (en) 2005-07-07
WO2004003247A1 (en) 2004-01-08

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Legal Events

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Effective date: 20051124

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18D Application deemed to be withdrawn

Effective date: 20091231